Different
Different adjective - Being not of the same kind.
Irreplaceable and different are semantically related. In some cases you can use "Irreplaceable" instead an adjective "Different".
Irreplaceable
Irreplaceable adjective - Impossible to replace.
Different and irreplaceable are semantically related. Sometimes you can use "Different" instead an adjective "Irreplaceable".
Mutual synonyms
Both words in one sentence
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A cyborg consists of a body core, a set of legs, and two arms, and only the core is irreplaceable (since it contains your brain and power supply); it's not impossible to go into a level with one set of parts, then end that level with a completely different arrangement of limbs.
Source: Appendage Assimilation
Cite this Source
Irreplaceable and Different. (2016). Retrieved 2026, August 08, from https://thesaurus.plus/related/different/irreplaceable
Different & Irreplaceable. N.p., 2016. Web. 08 Aug. 2026. <https://thesaurus.plus/related/different/irreplaceable>.
Irreplaceable or Different. 2016. Accessed August 08, 2026. https://thesaurus.plus/related/different/irreplaceable.
Google Ngram Viewer shows how "different" and "irreplaceable" have occurred on timeline